From 71a254c1a1b8836db09dfd18a781c1a4215366fc Mon Sep 17 00:00:00 2001
From: Daniel McNab <36049421+DJMcNab@users.noreply.github.com>
Date: Sun, 7 Mar 2021 11:17:14 +0000
Subject: Don't double analyse the same crate

---
 crates/project_model/src/workspace.rs | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

(limited to 'crates/project_model/src/workspace.rs')

diff --git a/crates/project_model/src/workspace.rs b/crates/project_model/src/workspace.rs
index 695fac398..cacf462cf 100644
--- a/crates/project_model/src/workspace.rs
+++ b/crates/project_model/src/workspace.rs
@@ -453,6 +453,9 @@ fn cargo_to_crate_graph(
             let mut queue = VecDeque::new();
             queue.push_back(root_pkg);
             while let Some(pkg) = queue.pop_front() {
+                if rustc_pkg_crates.contains_key(&pkg) {
+                    continue;
+                }
                 for dep in &rustc_workspace[pkg].dependencies {
                     queue.push_back(dep.pkg);
                 }
@@ -481,7 +484,7 @@ fn cargo_to_crate_graph(
         }
         // Now add a dep edge from all targets of upstream to the lib
         // target of downstream.
-        for pkg in rustc_workspace.packages() {
+        for pkg in rustc_pkg_crates.keys().copied() {
             for dep in rustc_workspace[pkg].dependencies.iter() {
                 let name = CrateName::new(&dep.name).unwrap();
                 if let Some(&to) = pkg_to_lib_crate.get(&dep.pkg) {
@@ -519,6 +522,8 @@ fn cargo_to_crate_graph(
                 }
             }
         }
+    } else {
+        eprintln!("No cargo workspace");
     }
     crate_graph
 }
-- 
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